LOS ANGELES, California (X17online) - Troubled singer Amy Winehouse, 24, has been admitted to the hospital after fainting, according to Us Weekly.

Winehouse's rep tells the magazine, "Amy was at home this afternoon when she briefly fainted. Fortunately, her manager's assistant was there to stop her falling. She quickly recovered and her father Mitch took her to hospital as a precaution. Doctors are unsure of the cause of the incident and Amy is currently undergoing tests." Winehouse "may be kept in [the hospital] overnight for observation," the rep added.